LILYGO T-Echo Lite
Simplified T-Echo with nRF52840, SX1262 LoRa, and optional L76K GPS — a low-cost, low-power LoRa node and Meshtastic-compatible board for off-grid mesh networking.
$13.41
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Specifications
Components
Nordic Semiconductor nRF52840 ARM Cortex-M4F at 64MHz with 1MB Flash, 256KB RAM, supporting BLE 5, Thread, Zigbee, ANT, and 802.15.4.
Semtech SX1262 LoRa transceiver covering 433/868/915 MHz bands with +22 dBm output and -148 dBm sensitivity.
Quectel L76K multi-GNSS module supporting GPS, GLONASS, BeiDou, and QZSS constellations — available as optional add-on.
Bus Interfaces
Overview
The LILYGO T-Echo Lite is a streamlined version of the T-Echo platform, combining the Nordic Semiconductor nRF52840 multiprotocol SoC with a Semtech SX1262 LoRa radio in a compact, cost-effective form factor. Unlike the full T-Echo, the Lite version omits the built-in e-paper display and battery, allowing users to choose their own display and power configuration. It targets makers who want a lightweight LoRa mesh networking node with BLE 5, Thread, Zigbee, and 802.15.4 capabilities. The board is fully compatible with Meshtastic firmware for off-grid text messaging and supports an optional Quectel L76K GPS module for location-aware mesh networking. Available in 433MHz, 868MHz, and 915MHz variants, with optional shell enclosure and external antenna configurations.
Use Cases
4LoRa Mesh Networking
Building off-grid mesh communication networks using LoRa radio for text messaging, location sharing, and sensor data relay without cellular or internet infrastructure.
Off-Grid Communication
Text messaging and data exchange in areas without cellular or internet coverage.
GPS Tracking
Location tracking and navigation using GNSS satellite receivers.
Environmental Monitoring
Monitoring environmental conditions like temperature, humidity, air quality, and weather data using remote sensors.
Where to Buy
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